A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5965-00-289-6280
NSN 5905-00-042-5131
NSN 6320-01-570-8814
NSN 5915-01-471-6493
NSN 5930-00-241-3654
NSN 6135-01-196-7399
NSN 6145-01-012-2098
NSN 5925-01-308-5064
NSN 7035-01-550-6160
NSN 6685-00-105-9896
NSN 5925-01-411-6028
NSN 5925-01-547-2553